[build] enforce jacoco coverage (#564)

Add missing jacoco test coverage verification

Author: dariuszkuc

build.gradle.kts

@@ -65,6 +65,9 @@ subprojects {
     }
 
     tasks {
+        check {
+            dependsOn(jacocoTestCoverageVerification)
+        }
         detekt {
             toolVersion = detektVersion
             config = files("${rootProject.projectDir}/detekt.yml")
@@ -75,9 +78,6 @@ subprojects {
         jacoco {
             toolVersion = jacocoVersion
         }
-        build {
-            dependsOn(jacocoTestReport)
-        }
         jar {
             manifest {
                 attributes["Built-By"] = "Expedia Group"
@@ -90,6 +90,7 @@ subprojects {
         }
         test {
             useJUnitPlatform()
+            finalizedBy(jacocoTestReport)
         }
 
         // published artifacts

graphql-kotlin-federation/build.gradle.kts

@@ -6,3 +6,22 @@ dependencies {
     api(project(path = ":graphql-kotlin-schema-generator"))
     testImplementation("org.junit.jupiter:junit-jupiter-params:$junitVersion")
 }
+
+tasks {
+    jacocoTestCoverageVerification {
+        violationRules {
+            rule {
+                limit {
+                    counter = "INSTRUCTION"
+                    value = "COVEREDRATIO"
+                    minimum = "0.96".toBigDecimal()
+                }
+                limit {
+                    counter = "BRANCH"
+                    value = "COVEREDRATIO"
+                    minimum = "0.94".toBigDecimal()
+                }
+            }
+        }
+    }
+}

graphql-kotlin-schema-generator/build.gradle.kts

@@ -15,3 +15,22 @@ dependencies {
     api("com.fasterxml.jackson.module:jackson-module-kotlin:$jacksonVersion")
     testImplementation("io.reactivex.rxjava2:rxjava:2.2.14")
 }
+
+tasks {
+    jacocoTestCoverageVerification {
+        violationRules {
+            rule {
+                limit {
+                    counter = "INSTRUCTION"
+                    value = "COVEREDRATIO"
+                    minimum = "0.98".toBigDecimal()
+                }
+                limit {
+                    counter = "BRANCH"
+                    value = "COVEREDRATIO"
+                    minimum = "0.96".toBigDecimal()
+                }
+            }
+        }
+    }
+}

graphql-kotlin-spring-server/build.gradle.kts

@@ -20,3 +20,22 @@ dependencies {
     testImplementation("org.springframework.boot:spring-boot-starter-test:$springBootVersion")
     testImplementation("io.projectreactor:reactor-test:$reactorVersion")
 }
+
+tasks {
+    jacocoTestCoverageVerification {
+        violationRules {
+            rule {
+                limit {
+                    counter = "INSTRUCTION"
+                    value = "COVEREDRATIO"
+                    minimum = "0.96".toBigDecimal()
+                }
+                limit {
+                    counter = "BRANCH"
+                    value = "COVEREDRATIO"
+                    minimum = "0.91".toBigDecimal()
+                }
+            }
+        }
+    }
+}